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I have a ferroli optimax boiler that is just flashing f47.
Hello. I have a ferroli optimax boiler that is just flashing f47. Is there anyway I can fix this … read more
Elliott Louis
Elliott Louis
Plumber
NVQ Level 2
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My Ferroli optimax he plus 31c boiler is flashing F and
My Ferroli optimax he plus 31c boiler is flashing F and 40/tap symbol & 15 alternately - no radiator symbol?? Pressure is at 1.5… read more
Brian
Brian
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596 satisfied customers
I have turned the black nobs but no sound of water coming in
I have turned the black nobs but no sound of water coming in and the pressure doesnt go up. Do I have to bleed the radiators before I try to repressurise?… read more
Andrew Smith
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,025 satisfied customers
I have F37 showing on my boiler and the pressure is showing
I have F37 showing on my boiler and the pressure is showing very low (bled a radiator yesterday).… read more
Andrew Smith
Andrew Smith
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Vocational, Technical or Trade Scho
4,025 satisfied customers
Hi Rick, Ive got a Ferroli Maxima 35c boiler, If the cold system
Hi Rick, Ive got a Ferroli Maxima 35c boiler, If the cold system pressure is .6 bar, when it is hot it is running at about 3.4bar. it sometimes throws up the F23 code but reset on the reset button yes… read more
Andrew Smith
Andrew Smith
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Vocational, Technical or Trade Scho
4,025 satisfied customers
Hi,We have a Ferroli Maxima 35C condensing combination
Hi, We have a Ferroli Maxima 35C condensing combination boiler that we've been having issues with. For a couple of days the boiler itself has been making strange juddering noises, and today the hot wa… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
Hi my Ferroli Optimax HE Plus 31 C is flasing orange with "F"
Hi my Ferroli Optimax HE Plus 31 C is flasing orange with "F" and thenflashing "40" both the heating and hot water are not working. Wht can I do to fix this please? Thank you mitchan… read more
Andrew Smith
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,025 satisfied customers
Hi Have a Ferroli Maxima 35C condensing combination boiler.
Hi Have a Ferroli Maxima 35C condensing combination boiler. Got error code F37 - Incorrect system water pressure - Pressure too low. Solution was to Fill system, husband did this. Bioler was OK for se… read more
Brian
Brian
Plumber
596 satisfied customers
Help! I have a ferroli optimax he 31 c and I have error code
Help! I have a ferroli optimax he 31 c and I have error code F40 after an initial error coe of F37 (Fill the system) i think I filled the system by turning two black valves. ive tried bleeding the rai… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
I have a Ferroli optimax 18 ov bioler showwing fault code F40.
I have a Ferroli optimax 18 ov bioler showwing fault code F40. Can anyone tell me what to do or what it means please… read more
canuck the pro
canuck the pro
15,189 satisfied customers
I have a ferroli optimax boiler showing a F37 fault. I have
I have a ferroli optimax boiler showing a F37 fault. I have hot water but no heat in radiators. As I live on the second floor flat in an old building with low pressure, I had a a pump fitted 2 years w… read more
Chamberlain Maintenance
Chamberlain Maintenance
Plumber
324 satisfied customers
hallo I have ferroli tech 31c and it is showing f40 this fault
hallo I have ferroli tech 31c and it is showing f40 this fault isn't in manual but I have found it in manual for OPTIMAX HE 31 C it is for high pressure, solution are Check the fi ll loop not passing … read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
Ferroli Maxima 35S keeps showing F23. This is not listed
Ferroli Maxima 35S keeps showing F23. This is not listed in our manual - please can you advise what it means. We have twice restarted the boiler by re-booting and pressing re-set button.… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
Keep getting error code f40. Have tried to bleed radiator
Keep getting error code f40. Have tried to bleed radiator to get pressure to drop, but pressure not changing-remains at 4.6 bar (thats what screen is saying). Any ideas? Please help ;-)… read more
Andrew Smith
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,025 satisfied customers
hi, I have a rather rubbish Ferroli optimax 31c, with a fault
hi, I have a rather rubbish Ferroli optimax 31c, with a fault code F37, have turned the black knobs to increase the pressure but not working. This morning I thought it may have been frozen pipes,but s… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
I have a ferroli maxima 35c combi which is approx 18months
I have a ferroli maxima 35c combi which is approx 18months old and the central heating has stopped working. I still get hot water to the taps just no heating. I keep hearing a low humming noise like a… read more
Andrew Smith
Andrew Smith
Engineer
Vocational, Technical or Trade Scho
4,025 satisfied customers
hello! I have Ferroli Optimax HE 31 C boiler. Its brand new.
hello! I have Ferroli Optimax HE 31 C boiler. It's brand new. Has been used for a week maybe. Everything was working fine untill the display started flashing F37 fault. According to manual pressure is… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
Hi I have a ferroli maxima 35 s its 3 years old, this morning
Hi I have a ferroli maxima 35 s its 3 years old, this morning the boiler would not fire up showing fault code f37 ( incorrect system water pressure )my system pressure display showed 0.6 bar I charged… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
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